﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _09.CathalanFormula
{
    class catalanFormula
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Catalan formula is:");
            Console.ForegroundColor = ConsoleColor.DarkGray;
            Console.WriteLine("(2*n)!/(n!(n+1)!)");
            Console.ForegroundColor = ConsoleColor.White;
        }
    }
}
 